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Применить Всего найдено 12. Отображено 12.
18-10-2017 дата публикации

마그네슘 합금 및 이의 제조방법

Номер: KR0101787550B1
Автор: 박우진, 엄형섭, 김상진, 최대환
Принадлежит: 주식회사 포스코, 재단법인 포항산업과학연구원

... 본 발명은 마그네슘 합금 및 이의 제조방법에 관한 것이다. 본 발명의 일 구현예는 마그네슘 합금 전체 100중량%에 대해, 알루미늄(Al): 1.0 내지 5.0중량%, 아연(Zn): 0.3 내지 3.0중량%, 안티몬(Sb): 0.01 내지 3.0중량%, 스트론튬(Sr): 0.01 내지 1.0중량%, 잔부 마그네슘(Mg) 및 기타 불가피한 불순물을 포함하는 것인 마그네슘 합금을 제공한다.

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Номер записи: 1
28-06-2018 дата публикации

HIGH STRENGTH MAGNESIUM ALLOY WITH EXCELLENT FLAME RETARDANCY, AND METHOD FOR PRODUCING SAME

Номер: WO2018117713A1
Автор: PARK, Woo-Jin, EOM, Hyung-Sub, CHOI, Dae-Hwan, KIM, Sang-Jin
Принадлежит:

An aspect of the present invention relates to a high strength magnesium alloy with excellent flame retardancy, wherein the magnesium alloy comprises 2.0-13.0 wt% of Al, 0.1-0.5 wt% of Mn, 0.0015-0.025 wt% of B, and 0.1-1.0 wt% of Y with the remainder comprising Mg and other unavoidable impurities, and comprises 6.5% or more of an Mg-Al intermetallic compound in terms of volume fraction, the Mg-Al intermetallic compound having an average grain size of 20-500 nm.

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Номер записи: 2
21-08-2018 дата публикации

용융 금속 정련 장치

Номер: KR0101890336B1
Автор: 최국선, 최대환, 한길수
Принадлежит: 주식회사 포스코, 재단법인 포항산업과학연구원

... 용융 금속 중에 함유된 가스, 고증기압 금속, 개재물 등의 불순물을 효과적으로 제거하여 청정한 용탕을 확보할 수 있도록, 금속이 용융된 용탕을 수용하는 도가니, 상기 도가니 내에 설치되어 도가니 저부의 용탕을 상부로 끌어올리기 위한 상승부, 및 상기 상승부의 상부에 연결 설치되어 끌어올려진 용탕을 탕면으로 배출하는 배출관을 포함하는 용융 금속 정련 장치를 제공한다.

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Номер записи: 3
04-07-2017 дата публикации

MAGNESIUM ALLOY AND METHOD FOR MANUFACTURING SAME

Номер: KR1020170076250A
Автор: PARK, WOO JIN, EOM, HYUNG SUB, KIM, SANG JIN, CHOI, DAE HWAN
Принадлежит:

The present invention relates to a magnesium alloy and a method for manufacturing the same. According to an embodiment of the present invention, provided is a magnesium alloy, which comprises: 1.0-5.0 wt% of aluminum (Al); 0.3-3.0 wt% of zinc (Zn); 0.01-3.0 wt% of antimony (Sb); 0.01-1.0 wt% of strontium (Sr); and the remainder consisting of magnesium (Mg) and inevitable impurities, based on 100 wt% the total of the magnesium alloy. COPYRIGHT KIPO 2017 ...

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Номер записи: 4
30-01-2020 дата публикации

MAGNESIUM ALLOY SHEET AND MANUFACTURING METHOD THEREFOR

Номер: WO2020022584A1
Автор: PARK, Jae Sin, LEE, Taek Geun, CHOI, Dae Hwan, SEO, Bae Mun, KIM, Hye Ji, KIM, Jonggeol, KIM, Hye Jeong, OH, Yoonsuk, CHO, Jae Eock, CHOO, Dong Kyun
Принадлежит:

A magnesium alloy sheet according to one embodiment of the present invention can comprise, on the basis of a total 100 wt%, Al in an amount greater than 3 wt% and less than or equal to 5 wt%, 0.5-1.5 wt% of Zn, 0.1-0.5 wt% of Mn, 0.001-0.01 wt% of B, 0.1-0.5 wt% of Y, and the balance of magnesium and the other inevitable impurities.

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Номер записи: 5
29-06-2018 дата публикации

APPARATUS FOR REFINING MOLTEN METAL

Номер: KR1020180072282A
Автор: CHOI, GOOD SUN, CHOI, DAE HWAN, HAN, GIL SOO
Принадлежит:

Provided is an apparatus for refining molten metal, which effectively removes a foreign substance such as gas, high steam pressure metal, an inclusion, or the like contained in molten metal to secure clean molten metal, and comprises: a crucible accommodating molten metal in which metal is molten; a raising unit installed in the crucible to raise the molten metal placed in a bottom portion of the crucible to an upper portion thereof; and a discharge pipe installed in and connected to the upper portion of the raising unit to discharge the raised molten metal to a surface. COPYRIGHT KIPO 2018 ...

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Номер записи: 6
04-07-2019 дата публикации

MAGNESIUM ALLOY SHEET AND MANUFACTURING METHOD THEREOF

Номер: WO2019132497A1
Автор: PARK, Jae Sin, KIM, Hye Jeong, PARK, Woo Jin, SEO, Bae Mun, KIM, Hye Ji, KIM, Jonggeol, OH, Yoonsuk, CHO, Jae Eock, CHOO, Dong Kyun, LEE, Taek Geun, CHOI, Dae Hwan
Принадлежит:

The present invention relates to a magnesium alloy sheet. An embodiment of the present invention provides a magnesium alloy sheet comprising: 0.01 to 0.9 wt% of Ca; 0.01 to 0.4 wt% of Sr; and the remainder being Mg and unavoidable impurities, for a total of 100 wt%.

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Номер записи: 7
17-05-2018 дата публикации

HIGH-STRENGTH MAGNESIUM ALLOY HAVING EXCELLENT FLAME RETARDANCY AND MANUFACTURING METHOD THEREOF

Номер: KR101858856B1
Автор: PARK, WOO JIN, EOM, HYUNG SUB, CHOI, DAE HWAN, KIM, SANG JIN
Принадлежит: POSCO, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY

One aspect of the present invention relates to a high-strength magnesium alloy having excellent flame retardancy, comprising 2.0 to 13.0 wt% of Al, 0.1 to 0.5 wt% of Mn, 0.0015 to 0.02 wt% of B, 0.1 to 1.0 wt% of Y, and the remainder consisting of Mg and inevitable impurities. The volume fraction of a Mg-Al intermetallic compound includes greater than or equal to 10%. The average particle diameter of the Mg-Al intermetallic compound is in the range of 20 to 500 nm. COPYRIGHT KIPO 2018 ...

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Номер записи: 8
04-07-2017 дата публикации

MAGNESIUM ALLOY FOR CASTING AND METHOD FOR MANUFACTURING SAME

Номер: KR1020170076268A
Автор: PARK, WOO JIN, EOM, HYUNG SUB, KIM, SANG JIN, CHOI, DAE HWAN
Принадлежит:

The present invention relates to a magnesium alloy and a method for manufacturing the same. According to an embodiment of the present invention, provided is a magnesium alloy for casting, which comprises: 6.0-15.0 wt% of aluminum (Al); 0.3-3.0 wt% of zinc (Zn); 0.01-3.0 wt% of antimony (Sb); 0.01-1.0 wt% of strontium (Sr); and the remainder consisting of magnesium (Mg) and inevitable impurities, based on 100 wt% the total of the magnesium alloy. COPYRIGHT KIPO 2017 ...

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Номер записи: 9
13-11-2017 дата публикации

주조용 마그네슘 합금 및 이의 제조방법

Номер: KR0101797131B1
Автор: 박우진, 엄형섭, 김상진, 최대환
Принадлежит: 주식회사 포스코, 재단법인 포항산업과학연구원

... 본 발명은 마그네슘 합금 및 이의 제조방법에 관한 것이다. 본 발명의 일 구현예는 마그네슘 합금 전체 100중량%에 대해, 알루미늄(Al): 6.0 내지 15.0중량%, 아연(Zn): 0.3 내지 3.0중량%, 안티몬(Sb): 0.01 내지 3.0중량%, 스트론튬(Sr): 0.01 내지 1.0중량%, 잔부 마그네슘(Mg) 및 기타 불가피한 불순물을 포함하는 것인 주조용 마그네슘 합금을 제공한다.

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Номер записи: 10
07-05-2020 дата публикации

ANTI-CORROSION COATING LAYER

Номер: WO2020091274A1
Автор: CHO, Jae-Eock, CHOI, Dae-Hwan, PARK, Heung-Soo, AHN, Chi-Kyu, KIM, Gook-Hee
Принадлежит:

The present invention relates to an anti-corrosion coating layer comprising: a first coating layer disposed on the surface of a steel material; a second coating layer disposed on the surface of the first coating layer; and a third coating layer disposed on the second coating layer, wherein the first coating layer includes a first paint including aluminum particles, zinc particles, an extender pigment, and an inorganic silicate solvent, the second coating layer includes a sodium silicate-based second paint, and the third coating layer includes a silicon-based third paint. According to the present invention, provided is an anti-corrosion coating layer capable of long-term protection of steel materials from corrosion even in a high-temperature, wet, and acidic condition.

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Номер записи: 11
08-07-2015 дата публикации

MAGNESIUM ALLOY, EXTRUDED MAGNESIUM ALLOY, ROLLED MAGNESIUM ALLOY AND CASTED MAGNESIUM ALLOY

Номер: KR1020150077494A
Автор: PARK, WOO JIN, CHOI, DAE HWAN, EOM, HYUNG SUB, CHOI, GOOD SUN
Принадлежит:

The present invention provides a magnesium alloy consisting of 1-15 wt% of Al, 0.01-5 wt% of B, and the balance of Mg and other inevitable impurities. According to one embodiment of the present invention, the high strength and toughness magnesium alloy enables boron (B) to be added to be capable of refining a crystal grain and precipitation of a magnesium-aluminum and aluminum-boron intermetallic compound. According to one embodiment of the present invention, the high strength and toughness magnesium alloy refines the crystal grain and the precipitation so as to simultaneously achieve high strength and toughness properties. COPYRIGHT KIPO 2015 ...

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Номер записи: 12